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HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Call Control
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
71
7.15.1 Sending the DTMF Tone
Write
command
AT+VTS=<DTMF>
Function
Sends the DTMF tone.
Response
z
In case of successful execution: <CR><LF>OK<CR><LF>
z
In case of an error: <CR><LF>ERROR<CR><LF>
Parameter description
<DTMF>: character type; 0–9, #, *, A, B, C, D in the ASCII character set.
7.16 AT+CLIP - Command for Displaying the Calling Line
Identification
The AT+CLIP command refers to the Calling Line Identification Presentation (CLIP),
a GSM supplementary service. The called party can get the Calling Line Identification
(CLI) of the caller when receiving a call.
7.16.1 Querying the Settings Supported by the AT+CLIP
Command
Test
Command
AT+CLIP=?
Function
Queries the CLIP settings that can be set by the command.
Response
z
In case of successful execution: <CR><LF>+CLIP: (list of
supported <n>s)<CR><LF>
<CR><LF>OK<CR><LF>
z
In case of an error: <CR><LF>ERROR<CR><LF>
Parameter description
<n>: integer; sets or displays the result code state of TE (the value set for <n>
remains unchanged even if the module is powered off).
z
0 (default value): indicates that the CLIP is not provisioned.
z
1: indicates that the CLIP is provisioned.